Pith Number

pith:NJ4FRXRV

pith:2019:NJ4FRXRVDHTY2WL473ECDKJGWW

not attested not anchored not stored refs pending

Improving Visual Feature Extraction in Glacial Environments

Aaron Parness, Jeremy Nash, Kobus Barnard, Russell Smith, Shoya Higa, Steven D. Morad

arxiv:1908.10425 v2 · 2019-08-27 · cs.CV · cs.RO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NJ4FRXRVDHTY2WL473ECDKJGWW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T00:23:07.018738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a7858de3519e78d597cfec821a926b59ca8e227fa95230470839c6ebb5f47ab

Aliases

arxiv: 1908.10425 · arxiv_version: 1908.10425v2 · doi: 10.48550/arxiv.1908.10425 · pith_short_12: NJ4FRXRVDHTY · pith_short_16: NJ4FRXRVDHTY2WL4 · pith_short_8: NJ4FRXRV

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/NJ4FRXRVDHTY2WL473ECDKJGWW \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 6a7858de3519e78d597cfec821a926b59ca8e227fa95230470839c6ebb5f47ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5497e9de8900a9770be6668ca7baf2bcd084c180f46970da7cff21790607cf65",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-27T19:29:34Z",
    "title_canon_sha256": "06006fb650fe131e6a399631ca6df5e08a3489f68e6df36ef373b4662216b015"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.10425",
    "kind": "arxiv",
    "version": 2
  }
}